org.springframework.cloud.dataflow.composedtaskrunner

Class ComposedTaskStepExecutionListener

java.lang.Object

org.springframework.batch.core.listener.StepExecutionListenerSupport

org.springframework.cloud.dataflow.composedtaskrunner.ComposedTaskStepExecutionListener

All Implemented Interfaces:

org.springframework.batch.core.StepExecutionListener, org.springframework.batch.core.StepListener

public class ComposedTaskStepExecutionListener
extends org.springframework.batch.core.listener.StepExecutionListenerSupport

Listener for the TaskLauncherTasklet that waits for the task to complete and sets the appropriate result for this step based on the launched task exit code.

Author:

Glenn Renfro, Corneil du Plessis

Constructor Summary

Constructors

Constructor and Description
ComposedTaskStepExecutionListener(TaskExplorerContainer taskExplorerContainer)

Method Summary

Modifier and Type	Method and Description
org.springframework.batch.core.ExitStatus	afterStep(org.springframework.batch.core.StepExecution stepExecution) If endTime for task is null then the ExitStatus will be set to UNKNOWN.
void	beforeStep(org.springframework.batch.core.StepExecution stepExecution)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ComposedTaskStepExecutionListener

public ComposedTaskStepExecutionListener(TaskExplorerContainer taskExplorerContainer)

Method Detail

afterStep

public org.springframework.batch.core.ExitStatus afterStep(org.springframework.batch.core.StepExecution stepExecution)

If endTime for task is null then the ExitStatus will be set to UNKNOWN. If an exitMessage is returned by the TaskExecution then the exit status returned will be the ExitMessage. If no exitMessage is set for the task execution or TaskLauncherTasklet.IGNORE_EXIT_MESSAGE_PROPERTY is set to true as a task property and the task returns an exitCode != to zero an exit status of FAILED is returned. If no exit message is set or TaskLauncherTasklet.IGNORE_EXIT_MESSAGE_PROPERTY is set to true as a task property and the exit code of the task is zero then the ExitStatus of COMPLETED is returned.

Specified by:

afterStep in interface org.springframework.batch.core.StepExecutionListener

Overrides:

afterStep in class org.springframework.batch.core.listener.StepExecutionListenerSupport

Parameters:

stepExecution - The stepExecution that kicked of the Task.

Returns:

ExitStatus of COMPLETED else FAILED.

beforeStep

public void beforeStep(org.springframework.batch.core.StepExecution stepExecution)

Specified by:

beforeStep in interface org.springframework.batch.core.StepExecutionListener

Overrides:

beforeStep in class org.springframework.batch.core.listener.StepExecutionListenerSupport